The Mercedes began to gain on the van.那辆奔驰开始逼近小货车。He continued to gain on the rest of the runners.他继续跑在其他运动员前面.In some places he was quicker and at others I'd gain on him.他在某些地方比我快，而我会在其他地方追上他。...
羊也是利用瘤胃 、 蜂巢胃、重瓣胃来消化草料(刍料).Goats use rumen, reticulum and omasum to digest silage.含羞草素可在反刍家畜瘤胃内转变为另一毒素 3- 羟基 -4 ( 1氢 ) 吡啶酮 ( DHP ).Mimosine could be changed into another toxin 3 - hydroxy - ( 1 H ) pyridone ( DHP ) in th...
I have tried to pack a good deal into a few words.我尽量言简意赅。The president beat his breast and called that deal a mistake.总裁捶胸顿足，称那是个错误的交易。The deal seems so attractive it would be ridiculous to say no.这笔交易看上去太诱人了，要是拒绝它简直是笑话...